/Engine/Source/Editor/UnrealEd/Public/FbxImporter.h
Import LOD object for skeletal mesh
bool ImportSkeletalMeshLOD ( [USkeletalMesh](API\Runtime\Engine\Engine\USkeletalMesh) * InSkeletalMesh, [USkeletalMesh](API\Runtime\Engine\Engine\USkeletalMesh) * BaseSkeletalMesh, int32 DesiredLOD, [UFbxSkeletalMeshImportData](API\Editor\UnrealEd\Factories\UFbxSkeletalMeshImportData) * TemplateImportData )